Acting • AGE 33
Keir David Peters Gilchrist (born 28 September 1992) is a Canadian actor and musician. On television, he portrayed Marshall Gregson on the Showtime comedy-drama United States of Tara (2009–2011) and h...


By Design
Gary
2026

Freaky Tales
Josh
2025

Running on Empty
Mort
2024

DEEP CUT
Director
2024

The Featherweight
Billy Papaleo Jr.
2023

The Walking Dead: Dead City
Benjamin Pierce
2023

Love & Death
Ron Adams
2023

An Intrusion
Layne
2021

Flashback
Andre
2021

Castle in the Ground
Polo Boy
2021

Katie Says Goodbye
Matty
2018

Pisces
Alex
2017

Heartthrob
Henry Sinclair
2017

Atypical
Sam Gardner
2017

Room 104
Alex
2017

The Good Neighbor
Sean
2016

The Elvis Room
Kurt
2016

Tales of Halloween
The Stranger
2015

Len and Company
William
2015

The Stanford Prison Experiment
John Lovett
2015

The Heyday of the Insensitive Bastards
Michael
2015

Share
Dylan
2015

It Follows
Paul
2015

Dark Summer
Daniel
2015

Seasick Sailor
Penna
2013

Delete
Daniel Gerson
2013

Newsreaders
Ben Hayflack Age 18
2013

Matty Hanson and the Invisibility Ray
Matty Hanson
2011

Just Peck
Michael Peck
2011

It's Kind of a Funny Story
Craig Gilner
2010

Hungry Hills
Snit
2009

The Listener
Daniel / Lisa
2009

United States of Tara
Marshall Gregson
2009

The Rocker
Moby Type Kid
2008

Dead Silence
Young Henry
2007

The Winner
Josh McKellar
2007

A Lobster Tale
Mike Stanton
2006

Life with Derek
Jamie
2005

Saint Ralph
Kid Collins
2005

Horsie's Retreat
Louie (uncredited)
2005

Samantha: An American Girl Holiday
Factory Boy
2004

The Right Way
Young David
2004

ReGenesis
10 Year Old Boy
2004

Miss Spider's Sunny Patch Friends
Squidge (voice)
2004

Missing
Danny Sheperd
2003

Doc
R.J. Mitchell
2001

Queer as Folk
Jim Stockwell Jr.
2000

Family Guy
Kyle (voice)
1999